123 lines
4.2 KiB
Python
123 lines
4.2 KiB
Python
import pandas as pd
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import os
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import numpy as np
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import shutil
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import sys
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from sklearn.model_selection import train_test_split
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from sklearn.linear_model import LogisticRegression
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from sklearn.metrics import accuracy_score
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from sklearn.preprocessing import StandardScaler
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from sklearn. preprocessing import LabelEncoder
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import pickle
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def check_datasets_presence():
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dataset_1 = "Spotify_Dataset.csv"
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dataset_2 = "spotify_songs.csv"
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destination_folder = "datasets"
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if not os.path.exists(destination_folder):
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os.makedirs(destination_folder)
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print(f"Utworzono folder: {destination_folder}")
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else:
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print(f"Folder {destination_folder} już istnieje.")
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if dataset_1 in os.listdir("/."):
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shutil.move(dataset_1, destination_folder)
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elif dataset_1 not in os.listdir(destination_folder):
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raise FileNotFoundError(dataset_1 + "not found")
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if dataset_2 in os.listdir("/."):
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shutil.move(dataset_2, destination_folder)
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elif dataset_2 not in os.listdir(destination_folder):
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raise FileNotFoundError(dataset_2 + "not found")
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def datasets_preparation():
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df_1 = pd.read_csv("datasets/spotify_songs.csv")
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df_2 = pd.read_csv("datasets/Spotify_Dataset.csv", sep=";")
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df_1 = df_1.dropna()
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df_2 = df_2.dropna()
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df_2 = df_2.rename(columns={'Title': 'track_name'})
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columns_to_remove_df_1 = ['track_id', 'track_album_id', 'track_album_name', 'track_album_release_date',
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'playlist_id', 'playlist_subgenre']
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columns_to_remove_df_2 = ['Date','# of Artist', 'Artist (Ind.)', '# of Nationality',
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'Nationality', 'Continent', 'Points (Total)',
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'Points (Ind for each Artist/Nat)', 'id', 'Song URL']
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df_1 = df_1.drop(columns=columns_to_remove_df_1)
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df_2 = df_2.drop(columns=columns_to_remove_df_2)
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df_1 = df_1.drop_duplicates(subset=['track_name'])
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df_2 = df_2.drop_duplicates(subset=['track_name'])
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le = LabelEncoder()
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unique_names_df2 = df_2['track_name'].unique()
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diff_df = df_1[~df_1['track_name'].isin(unique_names_df2)]
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diff_df = diff_df.iloc[:10000]
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#diff_df = pd.concat([diff_df, df_1.iloc[:20]], ignore_index=True)
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diff_df['track_artist'] = le.fit_transform(diff_df.track_artist)
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diff_df['playlist_name'] = le.fit_transform(diff_df.playlist_name)
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diff_df['playlist_genre'] = le.fit_transform(diff_df.playlist_genre)
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#df_1 = df_1.iloc[20:]
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if "docker_test_dataset.csv" not in os.listdir("datasets"):
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diff_df.to_csv("datasets/docker_test_dataset.csv", index=False)
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result_df = pd.merge(df_1, df_2, on='track_name', how='inner')
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result_df = result_df.drop_duplicates(subset=['track_name'])
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columns_to_remove_result_df = ['Rank', 'Artists', 'Danceability', 'Energy', 'Loudness',
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'Speechiness', 'Acousticness', 'Instrumentalness', 'Valence']
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result_df = result_df.drop(columns=columns_to_remove_result_df)
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result_df['track_artist'] = le.fit_transform(result_df.track_artist)
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result_df['playlist_name'] = le.fit_transform(result_df.playlist_name)
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result_df['playlist_genre'] = le.fit_transform(result_df.playlist_genre)
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return result_df
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check_datasets_presence()
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result_df = datasets_preparation()
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Y = result_df[['playlist_genre']]
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X = result_df.drop(columns='playlist_genre')
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X_train, X_test, Y_train, Y_test = train_test_split(X, Y, test_size=sys.argv[1], random_state=42)
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Y_train = np.ravel(Y_train)
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Y_test = np.ravel(Y_test)
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scaler = StandardScaler()
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numeric_columns = X_train.select_dtypes(include=['int', 'float']).columns
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X_train_scaled = scaler.fit_transform(X_train[numeric_columns])
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X_test_scaled = scaler.transform(X_test[numeric_columns])
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model = LogisticRegression(max_iter=sys.argv[2])
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model.fit(X_train_scaled, Y_train)
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Y_pred = model.predict(X_test_scaled)
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accuracy = accuracy_score(Y_test, Y_pred)
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print("Accuracy:", accuracy)
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file_path = 'model.pkl'
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if os.path.exists(file_path):
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os.remove(file_path)
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if file_path not in os.listdir("./"):
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with open(file_path, 'wb') as file:
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pickle.dump(model, file)
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print("Model został zapisany do pliku:", file_path)
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